Operation: By Profile

It creates an operation which works with a given profile and a curve or curves on plane (a rectangle in this case) that will be use to create the geometry.

1. Set the profile and the parameters. Click on Profile button:

It will appear this settings dialog.

Profile:

You can change the profile curve by clicking over this icon:

Next just select a new profile curve by double clicking over the new curve profile to set it as current profile:

More details about Create a profile, Edit a profile or Delete.

Set the height and the width: You can define these values using the gumballs or the numerics.

Starting Height:  This value sets where (in Z-Axis) current profile will start (you can adjust this parameter graphically by dragging the height gumball with Shift key pressed).

Auto Smooth: Applies a smooth to the geometry.

Inflate Mode: This option allow us to calculate the profile exactly to fit in the center of the curve which is applied. There are three options: None, Inflate or Inflate by curve. By curve applies in each curve individually. Inflate calculate a profile for all the curves together.

Style: More details in styles page.